curl --request GET \
  --url https://statsigapi.net/console/v1/experiments/{id}/diagnostics_checks \
  --header 'STATSIG-API-KEY: <api-key>'

{
  "message": "<string>",
  "data": {
    "experimentName": "<string>",
    "startDate": "<string>",
    "endDate": "<string>",
    "data": [
      {
        "date": "<string>",
        "results": [
          {
            "group_name": "<string>",
            "group_id": "<string>",
            "count": 123
          }
        ]
      }
    ],
    "unit_id_type": "<string>"
  }
}